demolist = [1, 2, 3, 4]
print type(demolist)
print demolist
print demolist[0]
demolist[0] = 10
print demolist[0]
del demolist[0]
print demolist[0]
print demolist
demolist.pop()
print demolist
demolist.append(20)
demolist.append(30)
demolist.append("hello")
demolist.append(1.23)
demolist.append(["aa", "bb"])
print demolist
print "demolist.len:", len(demolist)
print demolist + [100, 200]
print demolist * 2
print 2 in demolist
print 21 in demolist
print demolist[0:5]
print demolist.count(2)
demolist.sort()
print demolist
demotuple = (1, 2, 3)
print demotuple
